Heat content anomalies (average temperatures in the upper 300m of the ocean) in the equatorial Pacific
There is a 50% chance that El Niño conditions will develop during the second half of 2012
Surf News, 7 June, 2012 : ENSO-neutral conditions prevailed in May 2012, following the dissipation of La Niña in April. Sea surface temperatures (SSTs) are currently near average across most of the equatorial Pacific Ocean, and above-average in the far eastern Pacific. The Niño 4 and Niño 3.4 indices were near zero during most of May, while the Niño 3 and Niño 1+2 indices remained positive.